Thank you for your question. My name is Richard and I look forward to assisting you.
I’m sorry to hear you're having trouble with your account. I know that can be frustrating. Hopefully, we can get this resolved quickly.
If you have forgotten your Apple ID you used, you can retrieve it via the link below
Once done, you will likely need to reset your password and this you can do via my link below
Use the link to reset your password and once done use this new password
Once done, you can use these details to sign in on your device
I can also do these steps for you, and have made a request via Additional Services. This is optional, and if you choose to do this, I can, with your permission, remote into your computer while you watch and do all these steps (and deal with any problems that arise during them) for you. Or if you do not choose to take this service, we can continue here. This is no problem at all. Just let me know please.
Else let me know the results please.